<?php
  class Person{
  	private $name;
  	private $sex;
  	private $age;

  	function __construct($name="",$sex="",$age=""){
  	$this->name = $name;
  	$this->sex = $sex;
  	$this ->age = $age;
  }

  function say(){
  	echo "我的名字：".$this->name."我的性别：".$this->sex."我的年龄：".$this->age;
  }
  }



?>